<template>
  <div class="icons">
      <swiper>
        <swiper-slide v-for="(page, index) of pages" :key="index">
          <div
          class="icon"
          v-for="item of page"
          :key="item.id">
          <div class="icon-img">
              <img class="icon-img-content" :src="item.imgUrl"/>
          </div>
            <p class="icon-desc">{{item.desc}}</p>
          </div>
        </swiper-slide>
      </swiper>
    </div>
</template>

<script>
export default {
  name: 'HomeIcons',
  data () {
    return {
      iconList: [{
        id: '0001',
        imgUrl: '//s.qunarzz.com/homenode/images/touchheader/hotel.png',
        desc: '酒店'
      }, {
        id: '0002',
        imgUrl: '//s.qunarzz.com/homenode/images/touchheader/flight.png',
        desc: '机票'
      }, {
        id: '0003',
        imgUrl: '//s.qunarzz.com/homenode/images/touchheader/package.png',
        desc: '度假'
      }, {
        id: '0004',
        imgUrl: '//s.qunarzz.com/homenode/images/touchheader/aroundtravel.png',
        desc: '周边短途'
      }, {
        id: '0005',
        imgUrl: '//s.qunarzz.com/homenode/images/touchheader/car.png',
        desc: '专车自驾'
      }, {
        id: '0006',
        imgUrl: '//s.qunarzz.com/homenode/images/touchheader/youlun.png',
        desc: '游轮'
      }, {
        id: '0007',
        imgUrl: 'http://img1.qunarzz.com/piao/fusion/1803/3e/86314b2af03b7502.png',
        desc: '清凉玩水'
      }, {
        id: '0008',
        imgUrl: 'http://mp-piao-admincp.qunarzz.com/mp_piao_admin_mp_piao_admin/admin/20197/5d502c0984b223bfeed0aac5ecdc7a99.png',
        desc: '黑山谷'
      }, {
        id: '0009',
        imgUrl: 'http://img1.qunarzz.com/piao/fusion/1803/89/55083b0f1951f302.png',
        desc: '两江夜游'
      }]
    }
  },
  computed: {
    pages () {
      const pages = []
      this.iconList.forEach((item, index) => {
        const page = Math.floor(index / 8)
        if (!pages[page]) {
          pages[page] = []
        }
        pages[page].push(item)
      })
      return pages
    }
  }
}
</script>

<style lang="stylus" scoped>
  @import '~styles/varibles.styl'
  @import '~styles/mixins.styl'
  .icons>>>.swiper-container
    height 0
    padding-bottom: 50%
  .icon
    position relative
    overflow hidden
    float: left
    width 25%
    height 0
    padding-bottom: 25%
    .icon-img
      position absolute
      top 0
      left 0
      right 0
      bottom .44rem
      .icon-img-content
        height: 100%
        display block
        margin 0 auto
    .icon-desc
      position absolute
      left 0
      right 0
      bottom 0
      height .44rem
      line-height .44rem
      color $darkTextColor
      text-align center
      ellipsis()
</style>
